The LinknLink RD1100+ USB Zigbee dongle is a compact device designed to provide seamless Zigbee 3.0 connectivity for Home Assistant users. Featuring a standard USB-A interface, it integrates a high-performance Silicon Labs Zigbee radio, ensuring reliable communication across a wide range of Zigbee-based smart home products. Its compact design conserves USB port space on your Home Assistant gateway, eliminating the need for additional USB extensions. The RD1100+ comes with a firmware compatible with the iSG all in one but it can be updated to work with Home Assistant following the instructions found in the below notes. SPECIFICATIONS Interface: USB-A 2.0 Zigbee Radio: Silicon Labs EFR32MG13 Zigbee Protocol: Zigbee 3.0 Radio Frequency: 2400 ~ 2483.5 MHz (16CHs) TX Power: -9 ~ +19 dBm RX Sensitivity: -98 ~ -100 dBm Max Data Speed 250kbps Comm. Range 200m (max) Certifications FCC, CE, EAC, ROHS Dimensions 28.3x15.9 mm NOTES If Home Assistant is failing to connect device, please flash firmware following instructions here.